Also cozi-. [f. COSY a. + -NESS.] The quality or state of being cosy.

1

1834.  De Quincey, Autobiog. Sk., Dublin, Wks. I. 236. Old rambling houses … displaying, in the dwelling-rooms, comfort and ‘cosiness.’

2

1882.  Athenæum, 2 Dec., 741/1. Palmer said he loved cosiness, as a cat does.

3